13271446550 has 12 divisors (see below), whose sum is σ = 24684890676. Its totient is φ = 5308578600.

The previous prime is 13271446537. The next prime is 13271446567. The reversal of 13271446550 is 5564417231.

It is a super-2 number, since 2×13271446550² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 132714416 + ... + 132714515.

It is an arithmetic number, because the mean of its divisors is an integer number (2057074223).

Almost surely, 2^13271446550 is an apocalyptic number.

13271446550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13271446550 is a deficient number, since it is larger than the sum of its proper divisors (11413444126).

13271446550 is a wasteful number, since it uses less digits than its factorization.

13271446550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265428943 (or 265428938 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 38.

The spelling of 13271446550 in words is "thirteen billion, two hundred seventy-one million, four hundred forty-six thousand, five hundred fifty".